| Primary satellite | Secondary satellite |
| Name | AQUA | COSMOS 2251 DEB |
| Spacetrack catalog number | 27424 | 34323 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Sep 16 13:26 | 2024 Sep 16 08:01 |
| Time of closest approach (UTC) | 2024 Aug 14 07:37:18.504 |
| Minimum distance | 144.788 km |
| Height difference | 1.823 km |
| Relative speed | 14.893 km/s |
| Angle between velocity vectors | 165° |
| Geographic position | 53.0°N, 69.5°W |
| Height | 703 km |
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